Chapter 5. libata Core Internals

Table of Contents

ata_dev_phys_link — find physical link for a device

ata_force_cbl — force cable type according to libata.force

ata_force_link_limits — force link limits according to libata.force

ata_force_xfermask — force xfermask according to libata.force

ata_force_horkage — force horkage according to libata.force

ata_rwcmd_protocol — set taskfile r/w commands and protocol

ata_tf_read_block — Read block address from ATA taskfile

ata_build_rw_tf — Build ATA taskfile for given read/write request

ata_read_native_max_address — Read native max address

ata_set_max_sectors — Set max sectors

ata_hpa_resize — Resize a device with an HPA set

ata_dump_id — IDENTIFY DEVICE info debugging output

ata_exec_internal_sg — execute libata internal command

ata_exec_internal — execute libata internal command

ata_pio_mask_no_iordy — Return the non IORDY mask

ata_dev_read_id — Read ID data from the specified device

ata_dev_configure — Configure the specified ATA/ATAPI device

ata_bus_probe — Reset and probe ATA bus

sata_print_link_status — Print SATA link status

sata_down_spd_limit — adjust SATA spd limit downward

sata_set_spd_needed — is SATA spd configuration needed

ata_down_xfermask_limit — adjust dev xfer masks downward

ata_wait_ready — wait for link to become ready

ata_dev_same_device — Determine whether new ID matches configured device

ata_dev_reread_id — Re-read IDENTIFY data

ata_dev_revalidate — Revalidate ATA device

ata_is_40wire — check drive side detection

cable_is_40wire — 40/80/SATA decider

ata_dev_xfermask — Compute supported xfermask of the given device

ata_dev_set_xfermode — Issue SET FEATURES - XFER MODE command

ata_dev_init_params — Issue INIT DEV PARAMS command

ata_sg_clean — Unmap DMA memory associated with command

atapi_check_dma — Check whether ATAPI DMA can be supported

ata_sg_setup — DMA-map the scatter-gather table associated with a command.

swap_buf_le16 — swap halves of 16-bit words in place

ata_qc_new_init — Request an available ATA command, and initialize it

ata_qc_free — free unused ata_queued_cmd

ata_qc_issue — issue taskfile to device

ata_phys_link_online — test whether the given link is online

ata_phys_link_offline — test whether the given link is offline

ata_dev_init — Initialize an ata_device structure

ata_link_init — Initialize an ata_link structure

sata_link_init_spd — Initialize link->sata_spd_limit

ata_port_alloc — allocate and initialize basic ATA port resources

ata_finalize_port_ops — finalize ata_port_operations

ata_port_detach — Detach ATA port in prepration of device removal